1.7561 (42CrV6)

Classification

Country	Section	Category
Country	Section	Category
Germany	Structural, Pressure Vessel and Engineering Steels	Cr-V with Cr < 2.0%

Chemical composition

Standard	Fe, %	Si, %	Mn, %	Cr, %	V, %	P, %	C, %	S, %
Standard	Fe, %	Si, %	Mn, %	Cr, %	V, %	P, %	C, %	S, %
	96.5–97.5	0.15–0.35	0.5–0.8	1.4–1.7	0.07–0.12	< 0.035	0.38–0.46	< 0.035

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Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{Y}$ , $MPa$	$\epsilon_L$ , %	$\psi$ , %	$KU$ , $J$	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{Y}$ , $MPa$	$\epsilon_L$ , %	$\psi$ , %	$KU$ , $J$	Treatment
		< 16			1080–1270	> 885	< 10	< 40	< 30	After hardening and tempering
		17–40			980–1180	> 785	< 11	< 45	< 35	After hardening and tempering
		41–100			880–1030	> 685	< 12	< 50	< 40	After hardening and tempering
		101–160			740–880	> 540	< 14	< 55	< 50	After hardening and tempering

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
		soft, annealing	< 235

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Mn	%	Manganese
Cr	%	Chrome
V	%	Vanadium
P	%	Phosphorus
C	%	Carbon
S	%	Sulfur

Description of mechanical properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$\sigma_{Y}$	$MPa$	Yield strength
$\sigma _{U}$	$MPa$	Ultimate tensile strength
$\epsilon_L$	%	Elongation at break (longitudinal)
$\psi$	%	Reduction in cross section on fracture
$KU$	$J$	Impact energy